KSA National Address Validator

This plugin enhances the WooCommerce checkout experience by adding a “National Address Short Code” field. When a customer enters their 8-character short code, the plugin communicates with the OTO National Address API to fetch and automatically populate the checkout address fields (City, District, Street Address, etc.).

Features

• Adds a National Address Short Code field to the WooCommerce checkout page (Classic and Blocks).
• Field is shown only when Saudi Arabia is selected as the billing country.
• Validates the format of the short code (4 letters followed by 4 digits, e.g. ABCD1234).
• Fetches address details from the OTO API and auto-fills City, District, Street, Postcode fields.
• Optional: mark the field as required for Saudi Arabia orders only (non-SA orders are never blocked).
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